7p-1-9p+5+3n-n=

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Solution for 7p-1-9p+5+3n-n= equation:


Simplifying
7p + -1 + -9p + 5 + 3n + -1n = 0

Reorder the terms:
-1 + 5 + 3n + -1n + 7p + -9p = 0

Combine like terms: -1 + 5 = 4
4 + 3n + -1n + 7p + -9p = 0

Combine like terms: 3n + -1n = 2n
4 + 2n + 7p + -9p = 0

Combine like terms: 7p + -9p = -2p
4 + 2n + -2p = 0

Solving
4 + 2n + -2p = 0

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + 2n + -4 + -2p = 0 + -4

Reorder the terms:
4 + -4 + 2n + -2p = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 2n + -2p = 0 + -4
2n + -2p = 0 + -4

Combine like terms: 0 + -4 = -4
2n + -2p = -4

Add '2p' to each side of the equation.
2n + -2p + 2p = -4 + 2p

Combine like terms: -2p + 2p = 0
2n + 0 = -4 + 2p
2n = -4 + 2p

Divide each side by '2'.
n = -2 + p

Simplifying
n = -2 + p

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